*{margin:0px;padding:0px}
/*浮动QQ start*/
* html,* html body /* 修正IE6振动bug */{background-image:url(about:blank);background-attachment:fixed;}
.fixed-bottom /* 底部固定 */{position:fixed;bottom:0px;top:auto;}
* html .fixed-bottom /* IE6 底部固定  */{position:absolute;bottom:auto;top:expression(eval(document.documentElement.scrollTop+document.documentElement.clientHeight-this.offsetHeight-(parseInt(this.currentStyle.marginTop,10)||0)-(parseInt(this.currentStyle.marginBottom,10)||0)));}

.float_layer { width: 350px; border: 1px solid #aaaaaa; display:block; background: #000;right:0px;bottom:0px;z-index:999;top:expression(eval(document.documentElement.scrollTop+document.documentElement.clientHeight-this.offsetHeight-(parseInt(this.currentStyle.marginTop,10)||0)-(parseInt(this.currentStyle.marginBottom,10)||0)));}
.float_layer h2 { height: 25px; line-height: 25px; padding-left: 10px; font-size: 14px; color: #333; background: url(images/title_bg.gif) repeat-x; border-bottom: 1px solid #aaaaaa; position: relative; }

.float_layer .min { width: 21px; height: 20px; background: url(images/min.gif) no-repeat 0 bottom; position: absolute; top: 2px; right: 25px; }
.float_layer .min:hover { background: url(images/min.gif) no-repeat 0 0; }

.float_layer .max { width: 21px; height: 20px; background: url(images/max.gif) no-repeat 0 bottom; position: absolute; top: 2px; right: 25px; }
.float_layer .max:hover { background: url(images/max.gif) no-repeat 0 0; }

.float_layer .close { width: 21px; height: 20px; background: url(images/close.gif) no-repeat 0 bottom; position: absolute; top: 2px; right: 3px; }
.float_layer .close:hover { background: url(images/close.gif) no-repeat 0 0; }
